tietgenkompetencecenter.dk

Records from scan: 2026-10-20 08:54:36 · 1141ms total · last checked 2026-10-26 22:29 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tietgenkompetencecenter.dk is a .dk domain served by 2 nameservers (lucy.ns.cloudflare.com, micah.ns.cloudflare.com). It was registered on 26 February 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.60.164 is hosted by Cloudflare, Inc. (AS13335). The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 118ms

Nameserver	IP addresses	PTR	ASN / ISP
lucy.ns.cloudflare.com	108.162.192.133 172.64.32.133 173.245.58.133 2606:4700:50::adf5:3a85 2803:f800:50::6ca2:c085 2a06:98c1:50::ac40:2085	lucy.ns.cloudflare.com lucy.ns.cloudflare.com lucy.ns.cloudflare.com lucy.ns.cloudflare.com lucy.ns.cloudflare.com lucy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
micah.ns.cloudflare.com	108.162.193.206 172.64.33.206 173.245.59.206 2606:4700:58::adf5:3bce 2803:f800:50::6ca2:c1ce 2a06:98c1:50::ac40:21ce	micah.ns.cloudflare.com micah.ns.cloudflare.com micah.ns.cloudflare.com micah.ns.cloudflare.com micah.ns.cloudflare.com micah.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 117ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.60.164	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.198.36	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 74ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:c624	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:3ca4	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 103ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.60.164,172.67.198.36 ech=AEX+DQBBGAAgACCxe0QXRn1z9tji7lGJmSWcjNl26Ot78Xof/uQmr7yGLQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:c624,2606:4700:3037::6815:3ca4

📝 TXT Records#

1 records 291ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (tietgenkompetencecenter.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.tietgenkompetencecenter.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; rua=mailto:c2204e50d3734b16bf3aff85d7c7b0e3@dmarc-reports.cloudflare.net;

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

checked 2026-10-20 08:54:36

www	104.21.60.164 172.67.198.36 2606:4700:3031::ac43:c624 2606:4700:3037::6815:3ca4 (AS13335) (address records, no CNAME)
www vs bare domain	Same network tietgenkompetencecenter.dk: 104.21.60.164 172.67.198.36 2606:4700:3031::ac43:c624 2606:4700:3037::6815:3ca4 (AS13335) www.tietgenkompetencecenter.dk: 104.21.60.164 172.67.198.36 2606:4700:3031::ac43:c624 2606:4700:3037::6815:3ca4 (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

225ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

58ms

Field	Value
Serial	2417882479
Primary NS (MNAME)	lucy.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-20 09:13:24

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2015-02-26
Expires	2027-02-28 (123d)

🔗 Same registrant#

77 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
amuledelse.dk	Punktum dk A/S (direct)
amuonline.dk	Punktum dk A/S (direct)
aspit-odense.dk	Punktum dk A/S (direct)
audiguiden.dk	Punktum dk A/S (direct)
auguiden.dk	Punktum dk A/S (direct)
auledelse.dk	Punktum dk A/S (direct)
boghandleruddannelsen.dk	Punktum dk A/S (direct)
businessviden.dk	Punktum dk A/S (direct)
ciuud.dk	Punktum dk A/S (direct)
core2020.dk	Punktum dk A/S (direct)
den-rigtige-vej.dk	Punktum dk A/S (direct)
dmnø.dk	Punktum dk A/S (direct)
e2e-syd.dk	Punktum dk A/S (direct)
epx-fyn.dk	Punktum dk A/S (direct)
etietgen.dk	Punktum dk A/S (direct)
eventuddannelsen.dk	Punktum dk A/S (direct)
forfremtiden.dk	Punktum dk A/S (direct)
fvuonline.dk	Punktum dk A/S (direct)
gymodense.dk	Punktum dk A/S (direct)
gynmasiumodense.dk	Punktum dk A/S (direct)
hca-stx.dk	Punktum dk A/S (direct)
hcagymnasium.dk	Punktum dk A/S (direct)
hcastx.dk	Punktum dk A/S (direct)
hg-odense.dk	Punktum dk A/S (direct)
hhx-odense.dk	Punktum dk A/S (direct)
hhxfyn.dk	Punktum dk A/S (direct)
hs-stu.dk	Punktum dk A/S (direct)
hybridleder.dk	Punktum dk A/S (direct)
ibo-brobygning.dk	Punktum dk A/S (direct)
it-administrator-fyn.dk	Punktum dk A/S (direct)
kaosklub.dk	Punktum dk A/S (direct)
kompetencekompasset.dk	Punktum dk A/S (direct)
kompetencevaekst.dk	Punktum dk A/S (direct)
kompetencevækst.dk	Punktum dk A/S (direct)
kurser-fyn.dk	Punktum dk A/S (direct)
kurser-odense.dk	Punktum dk A/S (direct)
laonline.dk	Punktum dk A/S (direct)
leadigeelevpladser.dk	Punktum dk A/S (direct)
lean-learning.dk	Punktum dk A/S (direct)
lederipraksis.dk	Punktum dk A/S (direct)
lederivirkeligheden.dk	Punktum dk A/S (direct)
lederpraksis.dk	Punktum dk A/S (direct)
ledertrainee.dk	Punktum dk A/S (direct)
ledertrappen.dk	Punktum dk A/S (direct)
ledigeelevpladser.dk	Punktum dk A/S (direct)
obuonline.dk	Punktum dk A/S (direct)
odensegymnasium.dk	Punktum dk A/S (direct)
offentliglederfokus.dk	Punktum dk A/S (direct)
offentliglederkarriere.dk	Punktum dk A/S (direct)
offentligledertalent.dk	Punktum dk A/S (direct)
praksisuddannelse.dk	Punktum dk A/S (direct)
projekt-virksomhedsporten.dk	Punktum dk A/S (direct)
sprogcenter-fyn.dk	Punktum dk A/S (direct)
studenterodense.dk	Punktum dk A/S (direct)
studentodense.dk	Punktum dk A/S (direct)
stx-fyn.dk	Punktum dk A/S (direct)
stxfyn.dk	Punktum dk A/S (direct)
teitgen.dk	Punktum dk A/S (direct)
tietgen.dk	Punktum dk A/S (direct)
tietgenapps.dk	Punktum dk A/S (direct)
tietgenbusiness.dk	Punktum dk A/S (direct)
tietgendetail.dk	Punktum dk A/S (direct)
tietgenfinans.dk	Punktum dk A/S (direct)
tietgennet.dk	Punktum dk A/S (direct)
tietgenonline.dk	Punktum dk A/S (direct)
tietgenskolen.dk	Punktum dk A/S (direct)
tietgenwebshop.dk	Punktum dk A/S (direct)
titgen.dk	Punktum dk A/S (direct)
titgenskolen.dk	Punktum dk A/S (direct)
tkconline.dk	Punktum dk A/S (direct)
uddannelse-fyn.dk	Punktum dk A/S (direct)
uddannelse-odense.dk	Punktum dk A/S (direct)
uddannelser-fyn.dk	Punktum dk A/S (direct)
uddannelser-odense.dk	Punktum dk A/S (direct)
veteranindsatsfyn.dk	Punktum dk A/S (direct)
videncenterfinans.dk	Punktum dk A/S (direct)
videncenterforfinans.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

118ms

117ms

65ms

AAAA

74ms

TXT

291ms

CAA

94ms

HTTPS

103ms

TLSA

182ms

SOA

58ms

MTA-STS

143ms

DNSSEC

225ms

SRV

163ms

Total

1141ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-20 08:54:36 shown	1141ms	2 NS 2 A 0 MX	🔒 Secure
2026-10-16 01:10:01	1282ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-30 11:27:04	509ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-26 00:11:07	697ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-21 13:42:18	531ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-17 23:30:22	1227ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-03 16:28:02	553ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-28 09:30:05	702ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-27 02:58:39	889ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-26 00:11:36	608ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-19 02:59:32	8053ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-10 03:48:58	873ms	2 NS 2 A 0 MX	🔒 Secure
2026-07-17 07:21:16	8735ms	2 NS 2 A 0 MX	🔒 Secure
2026-07-15 18:53:53	2800ms	2 NS 2 A 0 MX	🔒 Secure
2026-07-03 05:50:56	2631ms	2 NS 2 A 0 MX	🔒 Secure
2026-06-22 23:31:02	1699ms	2 NS 2 A 0 MX	🔒 Secure
2026-06-19 23:23:03	954ms	2 NS 2 A 0 MX	🔒 Secure
2026-06-19 13:11:54	787ms	2 NS 2 A 0 MX	🔒 Secure
2026-06-18 00:23:25	652ms	2 NS 2 A 0 MX	🔒 Secure